Meteorological Observations. 



Abstrac of the Results of the Hourly Meteorological Observations 



taken at the Surveyor General's Office, Calcutta, 



in the month of January, 1865. 



Latitude 22° 33' 1" North. Longitude 88° 20' 34" East. 



Feet 

 Height of the Cistern of the Standard Barometer ahove the Sea-level, 18.11, 



Daily Means, &c. of the Observations and of the Hygrornetrical elements 

 dependent thereon. 



1 



eight of 

 ro meter 



Faht. 



Range of the Barometer 

 during the day. 



"a 2 



Range of the Tern 

 ture during the 



pera- 

 day. 





BpSS. 









q a 



03 









Date. 1 

















c £ n 



Max. 



Min. 



Diff. 



C J3 



Max. 



Min. 



Diff. 





a* ° 









1 









! 



Indies. 



Inches. 



Inches. 



Inches. 



















i 



Sunday. ! 

















2 



30.083 



30.159 



30.044 



0.115 



68.0 



77.4 



59.2 



18.2 



3 1 



.090 



.158 



.046 



.112 



68.4 



77.8 



59.2 



18.6 



4 



.151 



.222 



.105 



.117 



69.4 



78.8 



61.2 



17.6 



5 



.150 



.238 



.099 



.139 



68.8 



77.8 



60.4 



17.4 



6 



.113 



.209 



.047 



.162 



68.2 



77.8 



60.5 



17.3 



7 



.055 



.137 



29.997 



.140 



68.7 



77.5 



59.8 



17.7 



8 



Sunday. 

















9 



.075 



.156 



30.017 



.139 



68.6 



76.8 



62.0 



14.8 



10 



.075 



.148 



.019 



.129 



65.7 



73.4 



59.0 



14.4 



11 



.058 



.132 



29.992 



.140 



64.6 



73.2 



57.0 



16.2 



12 



.058 



.120 



30.010 



.110 



66.4 



75.7 



58.6 



17.1 



13 



.073 



.136 



.026 



.110 



67.2 



76.4 



59.2 



17.2 



14 



.105 



.178 



.051 



.127 



69.7 



79.6 



60.6 



19.0 



15 



Sunday. 

















16 



.119 



.191 



.065 



.126 



68.8 



78.0 



61.4 



16.6 



17 



.089 



.165 



.040 



.125 



69.0 



78.4 



60.8 



17.6 



18 



.110 



.181 



.062 



.119 



70.0 



81.0 



60.8 



20.2 



19 



.102 



.185 



.035 



.150 



70.7 



81.0 



60.8 



20.2 



20 



.089 



.169 



.030 



.139 



70.1 



80.9 



61.0 



19.9 



21 



.073 



.146 



.006 



.140 



70.6 



81.0 



62.0 



19.0 



22 



Sunday. 

















23 



.095 



.175 



.052 



.123 



71.7 



81.2 



63.8 



17.4 



24 



.086 



.169 



.017 



.152 



72.7 



83.0 



65.6 



17.4 



25 



.054 



.149 



29.993 



.156 



72.4 



82.0 



64.2 



17.8 



26 



29.979 



.053 



.908 



.145 



73.1 



S3.2 



64.1 



19.1 



27 



.914 



29.993 



.844 



.149 



73.6 



79.1 



69.2 



9.9 



28 



.926 



30.002 



.869 



.133 



72.8 



81,6 



66.2 



15.4 



29 



Sunday. 

















30 



30.003 



.090 



.922 



.168 



70.9 



80.3 



62.4 



17.9 



31 



29.973 



.050 



.908 



.142 



69.0 



77.2 



65.5 



11.7 



The Mean Height of the Barometer, as likewise the Dry and Wet. Bulb Ther- 

 mometer Means are derived from the hourly Observations made dming the day. 



